Given recent happenings, we know all too well that those from Asgard must also remain hidden under a cloak of secrecy. We also owe a profound debt of gratitude to Stark for aiding us more than once.
However it is my misfortune to inform you that I would need to see where it should go so that I might deliver it. Fear not, for it can be kept out of sight and does not need to be physically carried by anyone. It is merely in a space between all things.